Finding the Fourth Proportional to 97,403,404.80, 146,105,107.20 and 60,415,111.20
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Solution
The fourth proportional to 97,403,404.80, 146,105,107.20 and 60,415,111.20 is: 90,622,666.80
Step by Step Solution
- Step 1: Write the proportion equation
97,403,404.80 : 146,105,107.20 = 60,415,111.20 : x - Step 2: Convert to fraction form
97,403,404.80/146,105,107.20 = 60,415,111.20/x - Step 3: Cross multiply
97,403,404.80x = 146,105,107.20 × 60,415,111.20 - Step 4: Simplify right side
97,403,404.80x = 8,826,956,298,375,920 - Step 5: Solve for x
x = 8,826,956,298,375,920/97,403,404.80 - Step 6: Final answer
x = 90,622,666.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.